This is the mail archive of the
gcc-patches@gcc.gnu.org
mailing list for the GCC project.
Re: [Patch AArch64 1/3] Enable CRC by default for armv8.1-a
- From: Christophe Lyon <christophe dot lyon at linaro dot org>
- To: James Greenhalgh <james dot greenhalgh at arm dot com>
- Cc: "gcc-patches at gcc dot gnu dot org" <gcc-patches at gcc dot gnu dot org>, nd at arm dot com, Marcus Shawcroft <marcus dot shawcroft at arm dot com>, Richard Earnshaw <richard dot earnshaw at arm dot com>
- Date: Thu, 7 Apr 2016 17:23:59 +0200
- Subject: Re: [Patch AArch64 1/3] Enable CRC by default for armv8.1-a
- Authentication-results: sourceware.org; auth=none
- References: <1459937403-22657-1-git-send-email-james dot greenhalgh at arm dot com> <1459937403-22657-2-git-send-email-james dot greenhalgh at arm dot com>
On 6 April 2016 at 12:10, James Greenhalgh <james.greenhalgh@arm.com> wrote:
>
> Hi,
>
> This change reflects binutils support for CRC, where it is always enabled
> for armv8.1-a.
>
Does v8.1 always enable CRC?
If not, then don't you want to change the binutils default instead?
Christophe.
> OK?
>
> Thanks,
> James
>
> ---
> 2016-04-06 James Greenhalgh <james.greenhalgh@arm.com>
>
> * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
> AARCH64_FL_CRC.
>